From: Cheng Xu Date: Mon, 20 Mar 2023 08:46:52 +0000 (+0800) Subject: RDMA/erdma: Defer probing if netdevice can not be found X-Git-Tag: v6.6-pxa1908~1508^2~2 X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=6bd1bca858f1734a75572a788213d1e1143f2f0a;p=linux.git RDMA/erdma: Defer probing if netdevice can not be found ERDMA device may be probed before its associated netdevice, returning -EPROBE_DEFER allows OS try to probe erdma device later. Fixes: d55e6fb4803c ("RDMA/erdma: Add the erdma module") Signed-off-by: Cheng Xu Link: https://lore.kernel.org/r/20230320084652.16807-5-chengyou@linux.alibaba.com Signed-off-by: Leon Romanovsky --- diff --git a/drivers/infiniband/hw/erdma/erdma_main.c b/drivers/infiniband/hw/erdma/erdma_main.c index 5dc31e5df5cb..4a29a53a6652 100644 --- a/drivers/infiniband/hw/erdma/erdma_main.c +++ b/drivers/infiniband/hw/erdma/erdma_main.c @@ -56,7 +56,7 @@ done: static int erdma_enum_and_get_netdev(struct erdma_dev *dev) { struct net_device *netdev; - int ret = -ENODEV; + int ret = -EPROBE_DEFER; /* Already binded to a net_device, so we skip. */ if (dev->netdev)